5x^2 (2x-3) how can this product be simplified

On saturday morning, calls arrive at ticketmaster at a rate of 108 calls per hour. what is the probability of fewer than three calls in a randomly chosen minute?

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top

Amayoral candidate would like to know her residents’ views on a public open space before the mayoral debates. she asks only the people in her office. her co-workers are an example of a census population convenience sample simple random sample